1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "content/shell/browser/shell_login_dialog.h"
6
7 #include "base/bind.h"
8 #include "base/logging.h"
9 #include "base/strings/utf_string_conversions.h"
10 #include "content/public/browser/browser_thread.h"
11 #include "content/public/browser/resource_dispatcher_host.h"
12 #include "net/base/auth.h"
13 #include "net/url_request/url_request.h"
14 #include "ui/gfx/text_elider.h"
15
16 namespace content {
17
ShellLoginDialog(net::AuthChallengeInfo * auth_info,net::URLRequest * request)18 ShellLoginDialog::ShellLoginDialog(
19 net::AuthChallengeInfo* auth_info,
20 net::URLRequest* request) : auth_info_(auth_info),
21 request_(request) {
22 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
23 BrowserThread::PostTask(
24 BrowserThread::UI, FROM_HERE,
25 base::Bind(&ShellLoginDialog::PrepDialog, this,
26 base::ASCIIToUTF16(auth_info->challenger.ToString()),
27 base::UTF8ToUTF16(auth_info->realm)));
28 }
29
OnRequestCancelled()30 void ShellLoginDialog::OnRequestCancelled() {
31 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
32 BrowserThread::PostTask(
33 BrowserThread::UI, FROM_HERE,
34 base::Bind(&ShellLoginDialog::PlatformRequestCancelled, this));
35 }
36
UserAcceptedAuth(const base::string16 & username,const base::string16 & password)37 void ShellLoginDialog::UserAcceptedAuth(const base::string16& username,
38 const base::string16& password) {
39 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
40 BrowserThread::PostTask(
41 BrowserThread::IO, FROM_HERE,
42 base::Bind(&ShellLoginDialog::SendAuthToRequester, this,
43 true, username, password));
44 }
45
UserCancelledAuth()46 void ShellLoginDialog::UserCancelledAuth() {
47 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
48 BrowserThread::PostTask(
49 BrowserThread::IO, FROM_HERE,
50 base::Bind(&ShellLoginDialog::SendAuthToRequester, this,
51 false, base::string16(), base::string16()));
52 BrowserThread::PostTask(
53 BrowserThread::UI, FROM_HERE,
54 base::Bind(&ShellLoginDialog::PlatformCleanUp, this));
55 }
56
~ShellLoginDialog()57 ShellLoginDialog::~ShellLoginDialog() {
58 // Cannot post any tasks here; this object is going away and cannot be
59 // referenced/dereferenced.
60 }
61
62 #if !defined(OS_MACOSX)
63 // Bogus implementations for linking. They are never called because
64 // ResourceDispatcherHostDelegate::CreateLoginDelegate returns NULL.
65 // TODO: implement ShellLoginDialog for other platforms, drop this #if
PlatformCreateDialog(const base::string16 & message)66 void ShellLoginDialog::PlatformCreateDialog(const base::string16& message) {}
PlatformCleanUp()67 void ShellLoginDialog::PlatformCleanUp() {}
PlatformRequestCancelled()68 void ShellLoginDialog::PlatformRequestCancelled() {}
69 #endif
70
PrepDialog(const base::string16 & host,const base::string16 & realm)71 void ShellLoginDialog::PrepDialog(const base::string16& host,
72 const base::string16& realm) {
73 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
74 // The realm is controlled by the remote server, so there is no reason to
75 // believe it is of a reasonable length.
76 base::string16 elided_realm;
77 gfx::ElideString(realm, 120, &elided_realm);
78
79 base::string16 explanation =
80 base::ASCIIToUTF16("The server ") + host +
81 base::ASCIIToUTF16(" requires a username and password.");
82
83 if (!elided_realm.empty()) {
84 explanation += base::ASCIIToUTF16(" The server says: ");
85 explanation += elided_realm;
86 explanation += base::ASCIIToUTF16(".");
87 }
88
89 PlatformCreateDialog(explanation);
90 }
91
SendAuthToRequester(bool success,const base::string16 & username,const base::string16 & password)92 void ShellLoginDialog::SendAuthToRequester(bool success,
93 const base::string16& username,
94 const base::string16& password) {
95 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
96 if (success)
97 request_->SetAuth(net::AuthCredentials(username, password));
98 else
99 request_->CancelAuth();
100 ResourceDispatcherHost::Get()->ClearLoginDelegateForRequest(request_);
101
102 BrowserThread::PostTask(
103 BrowserThread::UI, FROM_HERE,
104 base::Bind(&ShellLoginDialog::PlatformCleanUp, this));
105 }
106
107 } // namespace content
108